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Fencer Vulns
critical 9.8

CVE-2024-43698 json

Kieback&Peter DDC4000 Series Use of Weak Credentials

published 2024-10-22 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-40432

cvss
9.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 38%
public exploits
0
none known

Summary

Kieback & Peter's DDC4000 series uses weak credentials, which may allow an unauthenticated attacker to get full admin rights on the system.

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-24-291-05 updated cvss 9.8

Kieback&Peter DDC4000 Series

  • Kieback&Peter DDC4002 <=1.12.14 Kieback&Peter DDC4002e <=1.17.6 Kieback&Peter DDC4020e <=1.17.6 Kieback&Peter DDC4040e <=1.17.6 Kieback&Peter DDC4100 <=1.7.4 Kieback&Peter DDC4200 <=1.12.14
    +4 more products
    Kieback&Peter DDC4200-L <=1.12.14 Kieback&Peter DDC4200e <=1.17.6 Kieback&Peter DDC4400 <=1.12.14 Kieback&Peter DDC4400e <=1.17.6
    affected: vendor fix, mitigation “Kieback&Peter recommends all affected customers to contact their local Kieback&Peter office to update the firmware of the supported DDC systems to v1.21.0 or later.”

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
2 y ago

Exploit prediction

0.44% chance of exploitation in the next 30 days, higher than 38% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 4.0 9.3 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CNA 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CNA 4.0 9.3 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Affected products

  • Kieback&Peter DDC4040e
  • Kieback&Peter DDC4020e
  • Kieback&Peter DDC4400e
  • Kieback&Peter DDC4200e
  • Kieback&Peter DDC4002e
  • Kieback&Peter DDC4400
  • Kieback&Peter DDC4200-L
  • Kieback&Peter DDC4200
  • Kieback&Peter DDC4100
  • Kieback&Peter DDC4002
  • kieback\&peter ddc4400_firmware
  • kieback\&peter ddc4002e_firmware
  • kieback\&peter ddc4200e_firmware
  • kieback\&peter ddc4002_firmware
  • kieback\&peter ddc4100_firmware
  • kieback\&peter ddc4200_firmware
  • kieback\&peter ddc4200-l_firmware
  • kieback\&peter ddc4400e_firmware
  • kieback\&peter ddc4020e_firmware
  • kieback\&peter ddc4040e_firmware

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.